Knife cleaning brush



FIG. 1 is a front elevation view of the knife cleaning brush showing my novel design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is a perspective view thereof; and,

FIG. 9 is a perspective view thereof.

The broken lines depicting a knife and part of a sink in FIGS. 8 and 9 are for illustrative purposes only and form no part of the claimed design. 

I claim the ornamental design for an knife cleaning brush, as shown and described. 